亞東工業氣體（Air Liquide Far Eastern；ALFE）係由全球第一大工業氣體公司，營運超過百年的法國液空集團（Air Liquide）與遠東新世紀集團（Far Eastern）於1987年合資設立於台灣，為法商在台投資規模最大的製造商。

液空集團業務遍及全球75個國家，擁有超過6萬名員工，服務超過380萬的客戶及患者。液空亞東傳承母公司研發的創新科技，供應電子業、大型工業、一般工業和醫療產業客戶所需之高純度氣體。服務涵蓋氣體供應、化學品、專業設備、技術支援及客戶端氣體廠安裝等全方位解決方案。在台灣員工超過700人，服務據點遍及台北、新竹、台中、台南、高雄，以及各大科學園區。

液空集團服務客戶涵蓋廣泛，包含：
1. 電子：晶圓製造、記憶體、面板等。
2.工業：玻璃製造、化工、金屬加工、食品保鮮、焊接、實驗室、運輸等。
3.大型工業：石化、汽電共生、鋼鐵、煉油廠等。
4.醫療保健：大型醫院、居家照護等。

Founded in 1987, Air Liquide Far Eastern (ALFE) is a joint-venture between worldwide gas leader Air Liquide Group and Far Eastern New Century Group. ALFE has been the number 1 industrial investor among French companies in Taiwan in recent years.

Air Liquide Group is present in 75 countries with more than 60,000 employees and serves daily more than 3.8 million customers and patients. Leveraging on the advanced technology developed by Air Liquide, ALFE supplies high quality gases and total solution for the needs of electronics & large industries markets, industrial merchant customers and healthcare patients. Today, it employs more than 700 employees and has 15 offices/plants presence in Taipei, Hsinchu, Taichung, Tainan, Kaohsiung and the major Industrial Science Parks islandwide.

Its diversified customer profiles can be categorized as:
1. Electronics: Foundry, DRAM, TFT-LCD, etc.
2. Industrial Customers: Glass Manufacturing, Fine Chemical, Metal fabrication, Food preservation, Welding, Laboratories and Transportation, etc.
3. Large Industries: Petrochemical, Co-generation, Steel makers and Oil-refinery, etc.
4. Healthcare: large-scale Hospitals and homecare, etc.